OSG Spiral Flute Tap: #8-32 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer
The OSG Spiral Flute Tap (#8-32 UNC, MPN 1650509708) is a bottoming-chamfer tap with 3 flutes, H3 / 2B-3B tolerance, and V-coated powdered metal construction, designed for threading steel and stainless steel. 3G…
SKU 3G-OTH-218967
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Product Description
The OSG Spiral Flute Tap (#8-32 UNC, MPN 1650509708) is a bottoming-chamfer tap with 3 flutes, H3 / 2B-3B tolerance, and V-coated powdered metal construction, designed for threading steel and stainless steel. 3G Electric interprets your demand for this OEM-specified tool, sourcing it across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor — to deliver the right solution, not just a catalog.
Frequently Asked Questions
What is the OSG spiral flute tap #8-32 UNC used for?
The OSG spiral flute tap #8-32 UNC is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging. The bottoming chamfer allows threading close to the hole bottom. The V-coated powdered metal construction provides wear resistance for production tapping.
What are the specifications of the OSG spiral flute tap #8-32 UNC?
This OSG tap has a #8-32 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is made of V-coated powdered metal. The manufacturer part number is 1650509708. It is classified as a spiral-flute tap for steel and stainless steel applications.
Where to buy OSG spiral flute taps worldwide?
You can source OSG spiral flute taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the OSG #8-32 UNC spiral flute tap (MPN 1650509708).
How to select the correct OSG tap for steel?
For steel threading, select an OSG tap with the correct thread size, chamfer type, and coating. The OSG spiral flute tap #8-32 UNC with V coating is suitable for blind holes in steel. Ensure the tap tolerance (H3 / 2B-3B) matches your required thread class. Consult OSG's technical data for material-specific recommendations.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

